An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
12
The electric chair was invented by a dentist!
122
Super Nintendo and Sega Genesis had an online multiplayer mode.
-2
The blueprint for a floating city has just been approved by the largest port construction and design company in China. It's entirely self-sustainable, and extends underwater.
2
Google founders Sergey Brin and Larry Page have expressed their desire to see the search engine become artificial intelligence itself. To achieve that goal, they created the highly-protected “X lab.”
-7
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
There's an "anti-smartphone" called John's Phone which can only make and receive calls.
7
Kleenex tissues were originally used as filters in gas masks.
46